Application Architect

Senior Application & Cloud Architect

Role Overview

We are seeking a Senior Architect to lead the design and implementation of advanced knowledge engineering systems and data pipelines. The role focuses on transforming complex data sources into semantic models to support large-scale interoperability and technical decision-making.

Core Responsibilities

• Knowledge Engineering: Lead the development, maintenance, and review of ontologies and knowledge graphs.

• Data Pipeline Architecture: Design and implement semantic data pipelines to convert diverse data sources into RDF using RML or similar mapping tools.

• Semantic Analysis: Query and analyze complex datasets using SPARQL .

• Technical Steering: Provide expert guidance on technical decision-making, project steering, and the software development lifecycle.

• Documentation & Coordination: Prepare high-level technical specifications, documentation, and presentation materials while coordinating deliveries, releases, and deployments.

• Stakeholder Interaction: Bridge the gap between business analysts, technical developers, and end-users to translate requirements into scalable solutions.

Required Technical Skills

• Data Modeling: Advanced expertise in Data Modeling, Systems Modeling, and UML .

• Development: Proficiency in Python and/or JavaScript .

• Semantic Tech Stack: Deep knowledge of RDF (Schema, formats), SPARQL , and Triple Stores .

• Ontology Standards: Proven experience with OWL and SHACL .

• Version Control: Senior-level experience with Git (GitHub/GitLab), including CI/CD pipelines.

• Agile Methodology: Experience in backlog/issue management (Jira/GitHub Issues) within an Agile framework.

Preferred Expertise (Advantages)

• Semantic Stores: Experience with tools such as Virtuoso , Apache Jena , or GraphDB .

• Serialization: Familiarity with Turtle and JSON-LD .

• Linked Data: Strong understanding of Linked Data principles and best practices.

• Release Management: Expertise in software packaging, distribution, and lifecycle management.

Contract Details

• Position: External Service Provider (Contractor)

• Work Arrangement: 100% Remote

• Eligibility: Must be a resident of an EU country.

• Rate: €420 / Day

The 27 EU member states are: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, and Sweden